Article by Lindsey Tanner - Survivors Struggle as Scientists Race to Solve COVID Mystery https://www.medscape.com/viewarticle/947450 (you may need to register to read article) Nothing much new here. Mentions the $1 billion allocated for NIH research, lists some working theories why symptoms might persist, briefly mentions ME/CFS. Near the end it mentions "chronic disease syndrome" which I *think* is a typo.